[osg-users] LOD capabilities

[Robert Osfield]

Hi Bruno,

On 26 April 2016 at 09:20, Bruno Oliveira <bruno.manata.oliveira at gmail.com>
wrote:

> I am thinking of porting my code for representing a huge point cloud scene
> from a simple osg::Group/osg::Node structure to a PagedLOD. This is due to
> the fact that I can't
>
> I have built a custom octree for this purpose (I could probably publish it
> in the future if it would be useful for the OSG lib).
>
> My problem is that I need to perform some cloud manipulations, e.g. delete
> points, add more points, perform picking...
>
>    1. Would this be possible using the OSG PagedLOD node structure? Or is
>    it better to do all these operations on my own?
>
> You can use PagedLOD, but you'll need to write a tool to pre-process the
raw data into a hierachy of tiles that the PagedLOD's will reference.



>
>    1.
>    2. Would this be possible without ever loading the entire cloud at
>    once (with the already existing code)?
>
> How long is the piece of string I have in my hand?  Please answer this
question within 1cm of accuracy without asking any further questions.

If you find this question difficult to answer then you'll understand why we
don' have hope in hell of answering your question.

Please state size of your datasets.

Robert
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